Senior Enterprise Network Administrator (Secret Clearance)

General Dynamics Corporation; Fort Carson, Northern (CO, KY); Hybrid; USD 85,000 - 99,000; Full time

Job summary

GDIT is seeking a Network Administrator Senior to design, secure, and maintain resilient enterprise networks for federal and defense customers. You will lead complex designs across multi-enclave environments and collaborate with engineering, cybersecurity, and operations teams to ensure reliable communications.

The role requires a bachelor's degree, Secret clearance, IAT II 8570/8140 Security+ CE, and 3+ years of related experience.

Qualifications

• Bachelor's degree in computer science, IT, or related field or equivalent experience.
• IAT II 8570/8140 Baseline Certification Security+ CE.
• 3+ years of related experience.
• Experience designing and maintaining high-availability enterprise networks.
• Security clearance: Secret or higher.

Responsibilities

• Lead/Manage/Support complex enterprise network designs, implementations, and upgrades across multi-enclave environments.
• Collaborate with cross-functional engineering, cybersecurity, operations, and stakeholders to resolve technical challenges and strengthen interoperability.
• Drive network performance monitoring, routine maintenance and patching, Tier-II/Tier-III troubleshooting, and ensure compliance with federal cybersecurity mandates.
• Utilize advanced network management tools, routing and switching protocols, and firewalls to sustain deployment and security.

Skills

Local Area Network (LAN)

Network Configurations

Network Control

Routing and Switching

Education

Bachelor's degree in computer science or information technology

Tools

SolarWinds

Job description

GDIT is seeking a Network Administrator Senior to design, secure, and maintain resilient enterprise networks for federal and defense customers. You will lead complex designs across multi-enclave environments and collaborate with engineering, cybersecurity, and operations teams to ensure reliable communications.

The role requires a bachelor's degree, Secret clearance, IAT II 8570/8140 Security+ CE, and 3+ years of related experience.